---
description: "Swift documentation for 'ReferenceWritableKeyPath'"
keywords: ""
root: "/v5.1"
title: "ReferenceWritableKeyPath"
layout: "default"
---

<div class="intro-declaration"><code class="language-swift">class ReferenceWritableKeyPath</code></div><p>A key path that supports reading from and writing to the resulting value
with reference semantics.</p>
<table class="standard"><tr><th id="inheritance">Inheritance</th><td><code class="inherits">WritableKeyPath&lt;Root, Value></code></td></tr></table><div class="discussion comment"></div>